java - Browser get current url or response header -

how can response header or current url of browser( redirects page) swt browser object or other browser in java?

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import java.io.ioexception; import java.net.malformedurlexception; import java.net.url; import java.net.urlconnection; import java.util.iterator; import java.util.list; import java.util.map;  public class httpresponseheaderdemo {     public static void main(string[] args) {         try {             url url = new url("http://www.domain.com/index.html");             urlconnection connection = url.openconnection();              map responsemap = connection.getheaderfields();             (iterator iterator = responsemap.keyset().iterator(); iterator.hasnext();) {                 string key = (string) iterator.next();                 system.out.print(key + " = ");                  list values = (list) responsemap.get(key);                 (int = 0; < values.size(); i++) {                     object o = values.get(i);                     system.out.print(o + ", ");                 }                 system.out.println("");             }         } catch (malformedurlexception e) {             e.printstacktrace();         } catch (ioexception e) {             e.printstacktrace();         }     } }